/**
 * Board Game Buddy - A board game framework
 * 
 * Copyright (c) 2009, Joe Schweitzer
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 
 *    1. Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *    2. Redistributions in binary form must reproduce the above
 *       copyright notice, this list of conditions and the following
 *       disclaimer in the documentation and/or other materials
 *       provided with the distribution.
 *    3. The name of the author may not be used to endorse or promote
 *       products derived from this software without specific prior
 *       written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.boardgamebuddy.basic.player;

import java.util.ArrayList;
import java.util.Collection;

import com.boardgamebuddy.core.player.Player;
import com.boardgamebuddy.core.player.PlayerManager;

/**
 * Player manager implementation for TicTacToe
 */
public class BasicPlayerManager implements PlayerManager {

	private static int NUM_PLAYERS = 2;
	
	private Collection<Player> players;
	
	/**
	 * Default constructor
	 */
	public BasicPlayerManager() {
		players = new ArrayList<Player>();
	}

	/**
	 * Adds the given player
	 */
	public final void addPlayer(final Player player) {
		if (players.size() >= NUM_PLAYERS) {
			throw new IllegalStateException("Too many players");
		}
		
		players.add(player);
	}

	/**
	 * Returns all players
	 */
	public final Collection<Player> getPlayers() {
		return players;
	}

	/**
	 * Get the player with the given name
	 */
	@Override
	public Player getPlayer(String name) {
		Player returnPlayer = null;
		
		for (Player player : players) {
			if (player.getName() != null && player.getName().equals(name)) {
				returnPlayer = player;
				break;
			}
		}
		
		return returnPlayer;
	}
}
